diff --git a/01.curriculum/01.physics-chemistry-biology/03.Niv3/01.nature light/04.interaction-light-matter_/topic.en.md b/01.curriculum/01.physics-chemistry-biology/03.Niv3/01.nature light/04.interaction-light-matter_/topic.en.md
index 81b39d175..1bcf5a232 100644
--- a/01.curriculum/01.physics-chemistry-biology/03.Niv3/01.nature light/04.interaction-light-matter_/topic.en.md	
+++ b/01.curriculum/01.physics-chemistry-biology/03.Niv3/01.nature light/04.interaction-light-matter_/topic.en.md	
@@ -1,6 +1,8 @@
 ---
 title: 'L''interaction lumière-matière'
 slug: interaction-light-matter
+published: false
+visible: false
 ---
 
 Ou "interaction lumière-matière", quelque-chose comme cela.
\ No newline at end of file